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SubjectRe: [PATCH] nfs: fix bdi_unregister() before sb kill
On Fri, Sep 18 2009, Peter Zijlstra wrote:
> On Fri, 2009-09-18 at 22:22 +0200, Jens Axboe wrote:
> > On Fri, Sep 18 2009, Peter Zijlstra wrote:
> > > On Fri, 2009-09-18 at 20:32 +0200, Jens Axboe wrote:
> > > > Peter, if you have
> > > > the time, it would be nice if you could check whether this one works for
> > > > you too.
> > >
> > > Doesn't make my machine happy :/
> >
> > That looks like a double register. Irk, I see what it is... Can you try
> > this additional patch?
>
> Still deeply unhappy,..
>
> 1) double bdi registation
> 2) lockdep splat on bdi registration
> 3) NULL ptr deref on netfs automount
>
> Also note the lockdep splat which I think is caused by these patches..

Sigh, I guess no love for me tonight. OK thanks for testing Peter, I
guess a real tested fix will have to wait for me to get behind the test
box.

--
Jens Axboe



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